99 lines
3.6 KiB
C#
99 lines
3.6 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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namespace NeoFPS
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{
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[HelpURL("https://docs.neofps.com/manual/surfacesref-mb-particlesystemhitfxbehaviour.html")]
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public class ParticleSystemHitFxBehaviour : BaseHitFxBehaviour
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{
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[Header ("Impact Effects")]
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[SerializeField, Tooltip("The particle system for chunks of surface material (eg. wood splinters, paint chips).")]
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private ParticleSystem m_ChipsSystem = null;
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[SerializeField, Range (1, 50), Tooltip("The number of chip particles for a bullet hit with size 1.")]
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private int m_DefaultChipCount = 5;
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[SerializeField, Tooltip("The particle system for fine dust spray or similar.")]
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private ParticleSystem m_DustSystem = null;
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[SerializeField, Range (1, 50), Tooltip("The number of dust particles for a bullet hit with size 1.")]
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private int m_DefaultDustCount = 12;
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[Header ("Decals")]
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[SerializeField, Tooltip("The particle system used to place a decal.")]
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private ParticleSystem m_DecalSystem = null;
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[SerializeField, Range(0.01f, 5f), Tooltip("The decal size multiplier before modification by the hit size.")]
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private float m_DefaultDecalSize = 0.1f;
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[Header ("Control")]
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[SerializeField, Range (0f, 1f), Tooltip("The amount of deflection for the hit system (0 follows the impact normal, 1 follows the reflected impact ray).")]
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private float m_Deflection = 0.25f;
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[SerializeField, Range (0f, 0.1f), Tooltip("The distance from the surface to place the decal (prevents z-fighting).")]
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private float m_SurfaceOffset = 0.01f;
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private const float k_2Pi = 6.283185307179586476925286766559f;
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public override bool forceInitialise { get { return true; } }
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public override void OnActiveSceneChange()
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{
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if (m_ChipsSystem != null)
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m_ChipsSystem.Clear(true);
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if (m_DustSystem != null)
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m_DustSystem.Clear(true);
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if (m_DecalSystem != null)
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m_DecalSystem.Clear(true);
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}
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public override void Hit (GameObject hitObject, Vector3 position, Vector3 normal)
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{
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Hit (hitObject, position, normal, Vector3.zero, 1f, false);
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}
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public override void Hit (GameObject hitObject, Vector3 position, Vector3 normal, float size)
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{
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Hit (hitObject, position, normal, Vector3.zero, size, false);
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}
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public override void Hit (GameObject hitObject, Vector3 position, Vector3 normal, Vector3 ray, float size)
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{
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Hit (hitObject, position, normal, ray, size, false);
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}
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public override void Hit (GameObject hitObject, Vector3 position, Vector3 normal, Vector3 ray, float size, bool decal)
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{
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Quaternion normalRotation = Quaternion.LookRotation (normal);
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Quaternion deflected = normalRotation;
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if (m_Deflection > 0f && ray != Vector3.zero)
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{
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Vector3 reflection = Vector3.Reflect (ray, normal);
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deflected = Quaternion.Lerp (normalRotation, Quaternion.LookRotation (reflection), m_Deflection);
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}
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transform.position = position + (normal * m_SurfaceOffset);
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transform.rotation = deflected;
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if (m_ChipsSystem != null && m_DefaultChipCount > 0)
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m_ChipsSystem.Emit ((int)((float)m_DefaultChipCount * size));
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if (m_DustSystem != null && m_DefaultDustCount > 0)
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m_DustSystem.Emit ((int)((float)m_DefaultDustCount * size));
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if (decal && m_DecalSystem != null)
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{
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var details = m_DecalSystem.main;
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var euler = normalRotation.eulerAngles;
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details.startRotationX = euler.x * Mathf.Deg2Rad;
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details.startRotationY = euler.y * Mathf.Deg2Rad;
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details.startRotationZ = Random.Range (0f, k_2Pi);
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details.startSize = m_DefaultDecalSize * size;
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m_DecalSystem.Emit (1);
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}
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}
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}
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} |